Home / 430,105.34-593,511.75-239,107.10

Finding the Fourth Proportional to 430,105.34, 593,511.75 and 239,107.10

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Solution

The fourth proportional to 430,105.34, 593,511.75 and 239,107.10 is: 329,949.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,105.34 : 593,511.75 = 239,107.10 : x
  2. Step 2: Convert to fraction form
    430,105.34/593,511.75 = 239,107.10/x
  3. Step 3: Cross multiply
    430,105.34x = 593,511.75 × 239,107.10
  4. Step 4: Simplify right side
    430,105.34x = 141,912,873,358.43
  5. Step 5: Solve for x
    x = 141,912,873,358.43/430,105.34
  6. Step 6: Final answer
    x = 329,949.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.